JP5071819B2 - 内燃機関の排気浄化装置 - Google Patents

内燃機関の排気浄化装置 Download PDF

Info

Publication number
JP5071819B2
JP5071819B2 JP2009262506A JP2009262506A JP5071819B2 JP 5071819 B2 JP5071819 B2 JP 5071819B2 JP 2009262506 A JP2009262506 A JP 2009262506A JP 2009262506 A JP2009262506 A JP 2009262506A JP 5071819 B2 JP5071819 B2 JP 5071819B2
Authority
JP
Japan
Prior art keywords
internal combustion
combustion engine
oxygen concentration
amount
exhaust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2009262506A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011106349A (ja
Inventor
覚 野坂
司 窪島
伸一朗 奥川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2009262506A priority Critical patent/JP5071819B2/ja
Priority to DE102010044067A priority patent/DE102010044067A1/de
Publication of JP2011106349A publication Critical patent/JP2011106349A/ja
Application granted granted Critical
Publication of JP5071819B2 publication Critical patent/JP5071819B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/103—Oxidation catalysts for HC and CO only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/405—Multiple injections with post injections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/08—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by modifying ignition or injection timing
    • F01N2430/085—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by modifying ignition or injection timing at least a part of the injection taking place during expansion or exhaust stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1497—With detection of the mechanical response of the engine
    • F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2009262506A 2009-11-18 2009-11-18 内燃機関の排気浄化装置 Expired - Fee Related JP5071819B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009262506A JP5071819B2 (ja) 2009-11-18 2009-11-18 内燃機関の排気浄化装置
DE102010044067A DE102010044067A1 (de) 2009-11-18 2010-11-17 Abgasreinigungssystem für eine Brennkraftmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009262506A JP5071819B2 (ja) 2009-11-18 2009-11-18 内燃機関の排気浄化装置

Publications (2)

Publication Number Publication Date
JP2011106349A JP2011106349A (ja) 2011-06-02
JP5071819B2 true JP5071819B2 (ja) 2012-11-14

Family

ID=43877818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009262506A Expired - Fee Related JP5071819B2 (ja) 2009-11-18 2009-11-18 内燃機関の排気浄化装置

Country Status (2)

Country Link
JP (1) JP5071819B2 (de)
DE (1) DE102010044067A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013014990A1 (de) 2013-09-10 2015-03-12 Man Diesel & Turbo Se Abgasnachbehandlungssystem einer Brennkraftmaschine und Verfahren zum Betreiben desselben
JP6036751B2 (ja) * 2014-06-10 2016-11-30 トヨタ自動車株式会社 制御装置
US10697384B2 (en) 2015-05-29 2020-06-30 Toyota Jidosha Kabushiki Kaisha Control device and control method for engine
JP6866660B2 (ja) * 2017-02-01 2021-04-28 スズキ株式会社 内燃機関の制御装置
JP7478606B2 (ja) * 2020-06-26 2024-05-07 日産自動車株式会社 内燃機関の排気後処理の保護方法及び内燃機関の排気後処理装置
CN117072337B (zh) * 2023-10-13 2024-02-20 潍柴动力股份有限公司 发动机参数的修正方法、装置、电子设备和存储介质

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2560287B2 (ja) * 1986-03-27 1996-12-04 三菱自動車工業株式会社 タツプ時におけるエンジンのａ／ｎ異常低下防止装置
JPS63268956A (ja) * 1987-04-27 1988-11-07 Mazda Motor Corp エンジンの制御装置
JP2822804B2 (ja) * 1992-08-28 1998-11-11 日産自動車株式会社 内燃機関の制御装置
JPH06137188A (ja) * 1992-10-26 1994-05-17 Mazda Motor Corp エンジンの燃料制御装置
JPH10252532A (ja) * 1997-03-17 1998-09-22 Toyota Motor Corp 内燃機関の燃料カット制御装置
JP2002188463A (ja) * 2000-12-15 2002-07-05 Suzuki Motor Corp 内燃機関の電子スロットル制御装置
JP2002188493A (ja) 2000-12-21 2002-07-05 Isuzu Ceramics Res Inst Co Ltd デイーゼル機関の排気浄化装置
JP4042388B2 (ja) * 2001-11-12 2008-02-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3767483B2 (ja) * 2002-01-08 2006-04-19 日産自動車株式会社 内燃機関の排気浄化装置
JP2005048747A (ja) * 2003-07-31 2005-02-24 Nissan Motor Co Ltd 内燃機関の燃焼制御装置
JP2006183494A (ja) * 2004-12-27 2006-07-13 Nissan Motor Co Ltd 内燃機関の制御装置
JP4574395B2 (ja) * 2005-02-28 2010-11-04 ヤンマー株式会社 パティキュレートフィルタ再生機能を有する排ガス浄化装置及びその排ガス浄化装置を備えた内燃機関並びにパティキュレートフィルタ再生方法
JP4600308B2 (ja) * 2006-02-10 2010-12-15 トヨタ自動車株式会社 内燃機関の制御装置

Also Published As

Publication number Publication date
DE102010044067A1 (de) 2011-05-19
JP2011106349A (ja) 2011-06-02

Similar Documents

Publication Publication Date Title
JP5024066B2 (ja) 内燃機関の排気浄化装置
JP5071819B2 (ja) 内燃機関の排気浄化装置
JP5831556B2 (ja) 内燃機関の燃料噴射システム
WO2015145996A1 (ja) 内燃機関の制御装置
JP5093617B2 (ja) 内燃機関の排気浄化装置
WO2016140134A1 (ja) 排気浄化システム及び触媒再生方法
WO2016117516A1 (ja) 排気浄化システム及び触媒再生方法
JP6455246B2 (ja) 排気浄化システム
JP6476930B2 (ja) 排気浄化システム
JP5305244B2 (ja) 内燃機関の排気浄化装置
JP4947031B2 (ja) 内燃機関の推定装置、及び内燃機関の排気浄化装置
WO2016133025A1 (ja) 排気浄化システム及びその制御方法
JP2008232073A (ja) 排気浄化装置
JP6550772B2 (ja) 排気浄化システム
WO2016143902A1 (ja) 排気浄化システム及び排気浄化システムの制御方法
JP7230835B2 (ja) 内燃機関の制御装置
JP6455237B2 (ja) 排気浄化システム
JP3627612B2 (ja) 内燃機関の空燃比制御装置及び触媒劣化判定装置
WO2016190315A1 (ja) 排気浄化装置、制御装置、及び制御方法
JP5366015B2 (ja) 内燃機関の排気浄化装置
JP6468005B2 (ja) 排気浄化システム
JP5142050B2 (ja) 内燃機関の排気浄化装置
JP6107574B2 (ja) 内燃機関の排気浄化装置
JP5327721B2 (ja) 内燃機関の排気浄化システム
WO2016125742A1 (ja) 排気浄化システム及びＮＯｘ浄化能力回復方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20110523

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120604

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20120727

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20120809

R151 Written notification of patent or utility model registration

Ref document number: 5071819

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20150831

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees